{
    "CN":"kube-apiserver",
    "hosts":["10.96.0.1","127.0.0.1"{{range $ip := .Roles.master}},"{{$ip}}"{{end}}{{range $ip := .Roles.master}},"{{ (index $.hostSet $ip).Hostname }}"{{end}},"kubernetes","kubernetes.default","kubernetes.default.svc","kubernetes.default.svc.cluster","kubernetes.default.svc.cluster.local"],
    "key":{"algo":"rsa","size":2048},
    "names":[{"C":"CN","L":"BeiJing","ST":"BeiJing","O":"Kubernetes","OU":"Kubernetes"}]
}